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Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_STM/TARGET_NUCLEO_F401RE/stm32f4xx_hal_wwdg.h@87:085cde657901, 2014-02-08 (annotated)

Committer:
mbed_official
Date:
Sat Feb 08 19:45:06 2014 +0000
Revision:
87:085cde657901
Child:
106:ced8cbb51063
Synchronized with git revision 9272cdeb45ec7e6077641536509413da8fd2ebc2



Full URL: https://github.com/mbedmicro/mbed/commit/9272cdeb45ec7e6077641536509413da8fd2ebc2/



Add NUCLEO_F401RE, improvements

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 87:085cde657901 1 /**
mbed_official 87:085cde657901 2 ******************************************************************************
mbed_official 87:085cde657901 3 * @file stm32f4xx_hal_wwdg.h
mbed_official 87:085cde657901 4 * @author MCD Application Team
mbed_official 87:085cde657901 5 * @version V1.0.0RC2
mbed_official 87:085cde657901 6 * @date 04-February-2014
mbed_official 87:085cde657901 7 * @brief Header file of WWDG HAL module.
mbed_official 87:085cde657901 8 ******************************************************************************
mbed_official 87:085cde657901 9 * @attention
mbed_official 87:085cde657901 10 *
mbed_official 87:085cde657901 11 * <h2><center>&copy; COPYRIGHT(c) 2014 STMicroelectronics</center></h2>
mbed_official 87:085cde657901 12 *
mbed_official 87:085cde657901 13 * Redistribution and use in source and binary forms, with or without modification,
mbed_official 87:085cde657901 14 * are permitted provided that the following conditions are met:
mbed_official 87:085cde657901 15 * 1. Redistributions of source code must retain the above copyright notice,
mbed_official 87:085cde657901 16 * this list of conditions and the following disclaimer.
mbed_official 87:085cde657901 17 * 2. Redistributions in binary form must reproduce the above copyright notice,
mbed_official 87:085cde657901 18 * this list of conditions and the following disclaimer in the documentation
mbed_official 87:085cde657901 19 * and/or other materials provided with the distribution.
mbed_official 87:085cde657901 20 * 3. Neither the name of STMicroelectronics nor the names of its contributors
mbed_official 87:085cde657901 21 * may be used to endorse or promote products derived from this software
mbed_official 87:085cde657901 22 * without specific prior written permission.
mbed_official 87:085cde657901 23 *
mbed_official 87:085cde657901 24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
mbed_official 87:085cde657901 25 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
mbed_official 87:085cde657901 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
mbed_official 87:085cde657901 27 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
mbed_official 87:085cde657901 28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
mbed_official 87:085cde657901 29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
mbed_official 87:085cde657901 30 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
mbed_official 87:085cde657901 31 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
mbed_official 87:085cde657901 32 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
mbed_official 87:085cde657901 33 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
mbed_official 87:085cde657901 34 *
mbed_official 87:085cde657901 35 ******************************************************************************
mbed_official 87:085cde657901 36 */
mbed_official 87:085cde657901 37
mbed_official 87:085cde657901 38 /* Define to prevent recursive inclusion -------------------------------------*/
mbed_official 87:085cde657901 39 #ifndef __STM32F4xx_HAL_WWDG_H
mbed_official 87:085cde657901 40 #define __STM32F4xx_HAL_WWDG_H
mbed_official 87:085cde657901 41
mbed_official 87:085cde657901 42 #ifdef __cplusplus
mbed_official 87:085cde657901 43 extern "C" {
mbed_official 87:085cde657901 44 #endif
mbed_official 87:085cde657901 45
mbed_official 87:085cde657901 46 /* Includes ------------------------------------------------------------------*/
mbed_official 87:085cde657901 47 #include "stm32f4xx_hal_def.h"
mbed_official 87:085cde657901 48
mbed_official 87:085cde657901 49 /** @addtogroup STM32F4xx_HAL_Driver
mbed_official 87:085cde657901 50 * @{
mbed_official 87:085cde657901 51 */
mbed_official 87:085cde657901 52
mbed_official 87:085cde657901 53 /** @addtogroup WWDG
mbed_official 87:085cde657901 54 * @{
mbed_official 87:085cde657901 55 */
mbed_official 87:085cde657901 56
mbed_official 87:085cde657901 57 /* Exported types ------------------------------------------------------------*/
mbed_official 87:085cde657901 58
mbed_official 87:085cde657901 59 /**
mbed_official 87:085cde657901 60 * @brief WWDG HAL State Structure definition
mbed_official 87:085cde657901 61 */
mbed_official 87:085cde657901 62 typedef enum
mbed_official 87:085cde657901 63 {
mbed_official 87:085cde657901 64 HAL_WWDG_STATE_RESET = 0x00, /*!< WWDG not yet initialized or disabled */
mbed_official 87:085cde657901 65 HAL_WWDG_STATE_READY = 0x01, /*!< WWDG initialized and ready for use */
mbed_official 87:085cde657901 66 HAL_WWDG_STATE_BUSY = 0x02, /*!< WWDG internal process is ongoing */
mbed_official 87:085cde657901 67 HAL_WWDG_STATE_TIMEOUT = 0x03, /*!< WWDG timeout state */
mbed_official 87:085cde657901 68 HAL_WWDG_STATE_ERROR = 0x04 /*!< WWDG error state */
mbed_official 87:085cde657901 69
mbed_official 87:085cde657901 70 }HAL_WWDG_StateTypeDef;
mbed_official 87:085cde657901 71
mbed_official 87:085cde657901 72 /**
mbed_official 87:085cde657901 73 * @brief WWDG Init structure definition
mbed_official 87:085cde657901 74 */
mbed_official 87:085cde657901 75 typedef struct
mbed_official 87:085cde657901 76 {
mbed_official 87:085cde657901 77 uint32_t Prescaler; /*!< Specifies the prescaler value of the WWDG.
mbed_official 87:085cde657901 78 This parameter can be a value of @ref WWDG_Prescaler */
mbed_official 87:085cde657901 79
mbed_official 87:085cde657901 80 uint32_t Window; /*!< Specifies the WWDG window value to be compared to the downcounter.
mbed_official 87:085cde657901 81 This parameter must be a number lower than Max_Data = 0x80 */
mbed_official 87:085cde657901 82
mbed_official 87:085cde657901 83 uint32_t Counter; /*!< Specifies the WWDG free-running downcounter value.
mbed_official 87:085cde657901 84 This parameter must be a number between Min_Data = 0x40 and Max_Data = 0x7F */
mbed_official 87:085cde657901 85
mbed_official 87:085cde657901 86 }WWDG_InitTypeDef;
mbed_official 87:085cde657901 87
mbed_official 87:085cde657901 88 /**
mbed_official 87:085cde657901 89 * @brief WWDG handle Structure definition
mbed_official 87:085cde657901 90 */
mbed_official 87:085cde657901 91 typedef struct
mbed_official 87:085cde657901 92 {
mbed_official 87:085cde657901 93 WWDG_TypeDef *Instance; /*!< Register base address */
mbed_official 87:085cde657901 94
mbed_official 87:085cde657901 95 WWDG_InitTypeDef Init; /*!< WWDG required parameters */
mbed_official 87:085cde657901 96
mbed_official 87:085cde657901 97 HAL_LockTypeDef Lock; /*!< WWDG locking object */
mbed_official 87:085cde657901 98
mbed_official 87:085cde657901 99 __IO HAL_WWDG_StateTypeDef State; /*!< WWDG communication state */
mbed_official 87:085cde657901 100
mbed_official 87:085cde657901 101 }WWDG_HandleTypeDef;
mbed_official 87:085cde657901 102
mbed_official 87:085cde657901 103 /* Exported constants --------------------------------------------------------*/
mbed_official 87:085cde657901 104
mbed_official 87:085cde657901 105 /** @defgroup WWDG_Exported_Constants
mbed_official 87:085cde657901 106 * @{
mbed_official 87:085cde657901 107 */
mbed_official 87:085cde657901 108
mbed_official 87:085cde657901 109 /** @defgroup WWDG_BitAddress_AliasRegion
mbed_official 87:085cde657901 110 * @{
mbed_official 87:085cde657901 111 */
mbed_official 87:085cde657901 112
mbed_official 87:085cde657901 113 /* --- CFR Register ---*/
mbed_official 87:085cde657901 114 /* Alias word address of EWI bit */
mbed_official 87:085cde657901 115 #define CFR_BASE (uint32_t)(WWDG_BASE + 0x04)
mbed_official 87:085cde657901 116
mbed_official 87:085cde657901 117 /**
mbed_official 87:085cde657901 118 * @}
mbed_official 87:085cde657901 119 */
mbed_official 87:085cde657901 120
mbed_official 87:085cde657901 121 /** @defgroup WWDG_Interrupt_definition
mbed_official 87:085cde657901 122 * @{
mbed_official 87:085cde657901 123 */
mbed_official 87:085cde657901 124 #define WWDG_IT_EWI ((uint32_t)WWDG_CFR_EWI)
mbed_official 87:085cde657901 125
mbed_official 87:085cde657901 126 #define IS_WWDG_IT(IT) ((IT) == WWDG_IT_EWI)
mbed_official 87:085cde657901 127
mbed_official 87:085cde657901 128 /**
mbed_official 87:085cde657901 129 * @}
mbed_official 87:085cde657901 130 */
mbed_official 87:085cde657901 131
mbed_official 87:085cde657901 132 /** @defgroup WWDG_Flag_definition
mbed_official 87:085cde657901 133 * @brief WWDG Flag definition
mbed_official 87:085cde657901 134 * @{
mbed_official 87:085cde657901 135 */
mbed_official 87:085cde657901 136 #define WWDG_FLAG_EWIF ((uint32_t)0x0001) /*!< Early wakeup interrupt flag */
mbed_official 87:085cde657901 137
mbed_official 87:085cde657901 138 #define IS_WWDG_FLAG(FLAG) ((FLAG) == WWDG_FLAG_EWIF))
mbed_official 87:085cde657901 139
mbed_official 87:085cde657901 140 /**
mbed_official 87:085cde657901 141 * @}
mbed_official 87:085cde657901 142 */
mbed_official 87:085cde657901 143
mbed_official 87:085cde657901 144 /** @defgroup WWDG_Prescaler
mbed_official 87:085cde657901 145 * @{
mbed_official 87:085cde657901 146 */
mbed_official 87:085cde657901 147 #define WWDG_PRESCALER_1 ((uint32_t)0x00000000) /*!< WWDG counter clock = (PCLK1/4096)/1 */
mbed_official 87:085cde657901 148 #define WWDG_PRESCALER_2 ((uint32_t)0x00000080) /*!< WWDG counter clock = (PCLK1/4096)/2 */
mbed_official 87:085cde657901 149 #define WWDG_PRESCALER_4 ((uint32_t)0x00000100) /*!< WWDG counter clock = (PCLK1/4096)/4 */
mbed_official 87:085cde657901 150 #define WWDG_PRESCALER_8 ((uint32_t)0x00000180) /*!< WWDG counter clock = (PCLK1/4096)/8 */
mbed_official 87:085cde657901 151
mbed_official 87:085cde657901 152 #define IS_WWDG_PRESCALER(PRESCALER) (((PRESCALER) == WWDG_PRESCALER_1) || \
mbed_official 87:085cde657901 153 ((PRESCALER) == WWDG_PRESCALER_2) || \
mbed_official 87:085cde657901 154 ((PRESCALER) == WWDG_PRESCALER_4) || \
mbed_official 87:085cde657901 155 ((PRESCALER) == WWDG_PRESCALER_8))
mbed_official 87:085cde657901 156
mbed_official 87:085cde657901 157 /**
mbed_official 87:085cde657901 158 * @}
mbed_official 87:085cde657901 159 */
mbed_official 87:085cde657901 160
mbed_official 87:085cde657901 161 /** @defgroup WWDG_Window
mbed_official 87:085cde657901 162 * @{
mbed_official 87:085cde657901 163 */
mbed_official 87:085cde657901 164 #define IS_WWDG_WINDOW(WINDOW) ((WINDOW) <= 0x7F)
mbed_official 87:085cde657901 165
mbed_official 87:085cde657901 166 /**
mbed_official 87:085cde657901 167 * @}
mbed_official 87:085cde657901 168 */
mbed_official 87:085cde657901 169
mbed_official 87:085cde657901 170 /** @defgroup WWDG_Counter
mbed_official 87:085cde657901 171 * @{
mbed_official 87:085cde657901 172 */
mbed_official 87:085cde657901 173 #define IS_WWDG_COUNTER(COUNTER) (((COUNTER) >= 0x40) && ((COUNTER) <= 0x7F))
mbed_official 87:085cde657901 174
mbed_official 87:085cde657901 175 /**
mbed_official 87:085cde657901 176 * @}
mbed_official 87:085cde657901 177 */
mbed_official 87:085cde657901 178
mbed_official 87:085cde657901 179 /**
mbed_official 87:085cde657901 180 * @}
mbed_official 87:085cde657901 181 */
mbed_official 87:085cde657901 182
mbed_official 87:085cde657901 183 /* Exported macro ------------------------------------------------------------*/
mbed_official 87:085cde657901 184
mbed_official 87:085cde657901 185 /**
mbed_official 87:085cde657901 186 * @brief Enables the WWDG peripheral.
mbed_official 87:085cde657901 187 * @param __HANDLE__: WWDG handle
mbed_official 87:085cde657901 188 * @retval None
mbed_official 87:085cde657901 189 */
mbed_official 87:085cde657901 190 #define __HAL_WWDG_ENABLE(__HANDLE__) ((__HANDLE__)->Instance->CR |= WWDG_CR_WDGA)
mbed_official 87:085cde657901 191
mbed_official 87:085cde657901 192 /**
mbed_official 87:085cde657901 193 * @brief Gets the selected WWDG's flag status.
mbed_official 87:085cde657901 194 * @param __HANDLE__: WWDG handle
mbed_official 87:085cde657901 195 * @param __FLAG__: specifies the flag to check.
mbed_official 87:085cde657901 196 * This parameter can be one of the following values:
mbed_official 87:085cde657901 197 * @arg WWDG_FLAG_EWIF: Early wakeup interrupt flag
mbed_official 87:085cde657901 198 * @retval The new state of WWDG_FLAG (SET or RESET).
mbed_official 87:085cde657901 199 */
mbed_official 87:085cde657901 200 #define __HAL_WWDG_GET_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR & (__FLAG__)) == (__FLAG__))
mbed_official 87:085cde657901 201
mbed_official 87:085cde657901 202 /**
mbed_official 87:085cde657901 203 * @brief Clears the WWDG's pending flags.
mbed_official 87:085cde657901 204 * @param __HANDLE__: WWDG handle
mbed_official 87:085cde657901 205 * @param __FLAG__: specifies the flag to clear.
mbed_official 87:085cde657901 206 * This parameter can be one of the following values:
mbed_official 87:085cde657901 207 * @arg WWDG_FLAG_EWIF: Early wakeup interrupt flag
mbed_official 87:085cde657901 208 * @retval None
mbed_official 87:085cde657901 209 */
mbed_official 87:085cde657901 210 #define __HAL_WWDG_CLEAR_FLAG(__HANDLE__, __FLAG__) (((__HANDLE__)->Instance->SR) &= ~(__FLAG__))
mbed_official 87:085cde657901 211
mbed_official 87:085cde657901 212 /**
mbed_official 87:085cde657901 213 * @brief Enables the WWDG early wakeup interrupt.
mbed_official 87:085cde657901 214 * @note Once enabled this interrupt cannot be disabled except by a system reset.
mbed_official 87:085cde657901 215 * @retval None
mbed_official 87:085cde657901 216 */
mbed_official 87:085cde657901 217 #define __HAL_WWDG_ENABLE_IT(__INTERRUPT__) (*(__IO uint32_t *) CFR_BASE |= (__INTERRUPT__))
mbed_official 87:085cde657901 218
mbed_official 87:085cde657901 219
mbed_official 87:085cde657901 220 /* Exported functions --------------------------------------------------------*/
mbed_official 87:085cde657901 221
mbed_official 87:085cde657901 222 /* Initialization/de-initialization functions **********************************/
mbed_official 87:085cde657901 223 HAL_StatusTypeDef HAL_WWDG_Init(WWDG_HandleTypeDef *hwwdg);
mbed_official 87:085cde657901 224 HAL_StatusTypeDef HAL_WWDG_DeInit(WWDG_HandleTypeDef *hwwdg);
mbed_official 87:085cde657901 225 __weak void HAL_WWDG_MspInit(WWDG_HandleTypeDef *hwwdg);
mbed_official 87:085cde657901 226 __weak void HAL_WWDG_MspDeInit(WWDG_HandleTypeDef *hwwdg);
mbed_official 87:085cde657901 227 __weak void HAL_WWDG_WakeupCallback(WWDG_HandleTypeDef* hwwdg);
mbed_official 87:085cde657901 228
mbed_official 87:085cde657901 229 /* I/O operation functions ******************************************************/
mbed_official 87:085cde657901 230 HAL_StatusTypeDef HAL_WWDG_Start(WWDG_HandleTypeDef *hwwdg);
mbed_official 87:085cde657901 231 HAL_StatusTypeDef HAL_WWDG_Start_IT(WWDG_HandleTypeDef *hwwdg);
mbed_official 87:085cde657901 232 HAL_StatusTypeDef HAL_WWDG_Refresh(WWDG_HandleTypeDef *hwwdg, uint32_t Counter);
mbed_official 87:085cde657901 233 void HAL_WWDG_IRQHandler(WWDG_HandleTypeDef *hwwdg);
mbed_official 87:085cde657901 234
mbed_official 87:085cde657901 235 /* Peripheral State functions **************************************************/
mbed_official 87:085cde657901 236 HAL_WWDG_StateTypeDef HAL_WWDG_GetState(WWDG_HandleTypeDef *hwwdg);
mbed_official 87:085cde657901 237
mbed_official 87:085cde657901 238 /**
mbed_official 87:085cde657901 239 * @}
mbed_official 87:085cde657901 240 */
mbed_official 87:085cde657901 241
mbed_official 87:085cde657901 242 /**
mbed_official 87:085cde657901 243 * @}
mbed_official 87:085cde657901 244 */
mbed_official 87:085cde657901 245
mbed_official 87:085cde657901 246 #ifdef __cplusplus
mbed_official 87:085cde657901 247 }
mbed_official 87:085cde657901 248 #endif
mbed_official 87:085cde657901 249
mbed_official 87:085cde657901 250 #endif /* __STM32F4xx_HAL_WWDG_H */
mbed_official 87:085cde657901 251
mbed_official 87:085cde657901 252 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/